FreeCalypso > hg > fc-tourmaline

annotate src/cs/drivers/drv_app/buzzer/vibrator.c @ 289:4d203ef0eb4b

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implement vibrator on/off control driver The piece implemented here is just the HW on/off driver; on top of this driver there will be a VIBR service (to be implemented in RiViera land) that will implement vibration pulse trains.
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 26 Mar 2022 17:03:36 +0000
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1 /*
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2 * This C module is a FreeCalypso addition: it implements hardware vibrator
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3 * control as appropriate for different hw targets.
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4 */
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5
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6 #include "main/sys_types.h"
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7 #include "memif/mem.h"
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8 #include "armio/armio.h"
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9 #include "buzzer.h"
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10 #include "vibrator.h"
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11 #include "abb/abb.h"
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12
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13 #include "board.cfg"
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14 #include "fc-target.h"
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15
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16 /* flag tells L1 to suppress deep sleep */
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17 SYS_BOOL HW_vibrator_is_on;
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18
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19 void HW_vibrator_on(SYS_UWORD8 level)
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20 {
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21 HW_vibrator_is_on = 1;
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22 #ifdef CONFIG_TARGET_PIRELLI
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23 /* vibrator is controlled via BU output */
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24 BZ_Tone(0);
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25 BZ_Volume(level >> 2);
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26 BZ_Enable();
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27 #elif defined(CONFIG_TARGET_COMPAL)
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28 /* vibrator is controlled via Iota AUX DAC */
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29 ABB_Write_Register_on_page(PAGE0, TOGBR1, 0x20);
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30 ABB_Write_Register_on_page(PAGE0, AUXDAC, (level << 2) | 3);
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31 #endif
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32 }
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33
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34 void HW_vibrator_off(void)
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35 {
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36 #ifdef CONFIG_TARGET_PIRELLI
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37 BZ_Disable();
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38 #elif defined(CONFIG_TARGET_COMPAL)
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39 ABB_Write_Register_on_page(PAGE0, AUXDAC, 0);
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40 ABB_Write_Register_on_page(PAGE0, TOGBR1, 0x10);
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41 #endif
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42 HW_vibrator_is_on = 0;
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43 }